Home / 18,949.08-26,149.94-10,451.58

Finding the Fourth Proportional to 18,949.08, 26,149.94 and 10,451.58

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Solution

The fourth proportional to 18,949.08, 26,149.94 and 10,451.58 is: 14,423.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,949.08 : 26,149.94 = 10,451.58 : x
  2. Step 2: Convert to fraction form
    18,949.08/26,149.94 = 10,451.58/x
  3. Step 3: Cross multiply
    18,949.08x = 26,149.94 × 10,451.58
  4. Step 4: Simplify right side
    18,949.08x = 273,308,189.91
  5. Step 5: Solve for x
    x = 273,308,189.91/18,949.08
  6. Step 6: Final answer
    x = 14,423.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.